Souza's original opponent, undefeated Derek Brunson (9-0 MMA, 3-0 SF), was forced off the card on Tuesday after failing a pre-event vision test.

"Strikeforce: Tate vs. Rousey" takes place March 3 at Nationwide Arena in Columbus, Ohio. The event's main card, including Marunde vs.Souza , airs live on Showtime while preliminary-card fights air on Showtime Extreme.